diff --git a/pom.xml b/pom.xml
index 001834c..cea406a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.3.6.RELEASE</version>
+		<version>2.5.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.free_open_university</groupId>